X-Nico

unusual facts about Signal-to-noise ratio


Signal to Noise

Signal-to-noise ratio, a measure used in science and engineering to quantify how much a signal has been corrupted by noise


2-meter band

Much of 2-meter FM operation uses a radio repeater, a radio receiver and transmitter that instantly retransmits a received signal on a separate frequency.

25U signal support systems specialist

25U signal support system specialist is sometimes referred to as 25 Universal due to the openness and flexibility of the MOS, as the person can be assigned from anywhere to Infantry, rangers, higher headquarters, an armored unit, PsyOps, public affairs, or even the Communication Room at the White House.

Bruno Putzeys

Current activities include designing high-performance discrete AD/DA converters and analogue signal processing circuits, DSP algorithms, class D power amplifiers and switch-mode power supplies.

C11orf73

CRHBP is a corticotrophin releasing hormone binding protein which could possibly play a role in a signal cascade that involves or activates C11orf73.

CHFD-DT

It broadcasts a digital signal on VHF channel 4 from a transmitter in Shuniah and also operates a rebroadcaster in Armstrong (CKAR-TV, channel 8).

CJLY-FM

Kootenay Co-op Radio broadcasts in a mountainous region of British Columbia's southeast corner, and its terrestrial signal reaches settlements in the Purcell Mountains, Selkirk Mountains and Monashee Mountains.

Complement component 5a

The latter interaction leads to receptor activation, and the transduction of the ligand binding signal across the cell plasma membrane to the cytoplasmic G protein GNAI2.

Cut Here

"Signal to Noise" was played live in The Cure's 2005 festivals because returning member Porl Thompson really liked the song.

Edgar Gilbert

Edgar Nelson Gilbert (July 25, 1923 – June 15, 2013) was an American mathematician and coding theorist, a longtime researcher at Bell Laboratories whose accomplishments include the Gilbert–Varshamov bound in coding theory, the Gilbert–Elliott model of bursty errors in signal transmission, and the Erdős–Rényi model for random graphs.

Edward Fitzmaurice Inglefield

He gave his name to the Inglefield clip, a device he patented in 1890 for quickly attaching signal flags.

Extracellular signal-regulated kinases

Mitogen-activated protein kinase 3 (MAPK3) is also known as "extracellular signal-regulated kinase 1" (ERK1).

Genista Corporation

Video quality assessment tools based on network quality metrics such as packet loss, MDI and PSNR do not correlate well with a perceived visual quality due to the nonlinear behavior of the human visual system.

Herbert Dargue

On December 16, 1914, he flew a Burgess Model I seaplane with 1st Lt. Joseph O. Mauborgne of the Signal Corps as his radio operator, making the first two-way communication by radio telegraphy between a ground station and an airplane in flight.

Holme Moss transmitting station

The Isle of Man and parts of the Irish Republic, mainly Dublin and Wicklow, could receive a signal from Holme Moss for some years.

Ingemar Cox

In 1999, he was awarded the IEEE Signal Processing Society Best Paper Award (Image and Multidimensional Signal Processing Area) for a paper he co-authored on watermarking.

KAJM

In June 2007, KAJM moved its signal at 104.3 MHz from a location north of Payson, to Wildflower Mountain near Crown King, and changed its city of license to Camp Verde.

KFTA-TV

Much of the far northern part of the market got a better signal from KSNF in Joplin, Missouri (which, incidentally, switched from CBS to NBC in the same year as channel 24).

KJWP

This was likely because it was sandwiched between KBCI-TV in Boise (now KBOI-TV), KTWO-TV in Casper, KTVQ in Billings, Montana, and KUTV in Salt Lake City; the channel 2 analog signal traveled a very long distance under normal conditions.

KRXV

The announcement said "Since July, you've been asking for your Vibe back on the radio 24/7. We've been listening to you... and listening... and listening... and listening... The time has come for the return of The Vibe, now with a signal that covers more area than any other Las Vegas radio station. Welcome to a bigger Vibe! Playing Today's Real Dance 24 hours a day. This is Las Vegas, the new Highway Vibe is on!" and launched with the song Feel The Vibe by Axwell.

KXFX-CA

From its time affiliated with Telefutura, KXFX-CA programming was also seen in McAllen on KTFV-CA channel 32, in La Feria on KCWT-CA channel 30, and on the digital signal of KNVO channel 48.2 / 49.2.

KXPI-LD

This signal can be seen on UHF channel 36.2 (or virtual channel 3.2 via PSIP) from a transmitter on East Butte in unincorporated northern Bingham County along the Idaho National Laboratory border.

Leveler

A leveler performs an audio process similar to compression, which is used to reduce the dynamic range of a signal, so that the quietest portion of the signal is loud enough to hear and the loudest portion is not too loud.

O'Reilly v. Morse

” To send a signal from Baltimore to Washington would require thousands of volts and high currents – not feasible at a time when managing to make a pickled frog’s legs twitch, as Luigi Galvani and Alessandro Volta did, was the major achievement of the electro-galvanic force.

One Tree Hill, Honor Oak

Before the end of the eighteenth century, the East India Company built a semaphore station on the top of the hill to signal when ships were sighted in the Channel, and it was used as a beacon point by the Admiralty during the Napoleonic Wars.

Operation Anglo

Using a torch to signal to the waiting submarine, The signal "swimming-come in" was seen by Commander Michael St John of the HMS Traveller.

Particle-induced X-ray emission

In order to get a meaningful sulfur signal from the analysis, the buffer should not contain sulfur (i.e. no BES, DDT, HEPES, MES, MOPSO or PIPES compounds).

PSPLab

It is located in Hsin-Chu, Taiwan, and focuses on researching better perceptual signal processing techniques, particularly in regards to DSP, Perception, and Software.

Ravshan Irmatov

A second later, as play continued, Giorgio Chiellini scored with a low shot with Irmatov instead pointing to the half way line to signal a goal.

Ron Sweed

The character of Froggy, together with his own catch phrase "Hiya Kids! Hiya! Hiya! Hiya!" and the associated command "Pluck your magic twanger, Froggy" (his signal to appear from a puff of smoke together with a twanging sound effect) are actually remnants from a much earlier children's television show Andy's Gang where an identical rubber frog toy made appearances as Froggy the Gremlin.

Sasso Marconi

In 1902, Marconi received the first transatlantic radio signal at Poldhu Cove, Cornwall, UK.

St. Johns Signal Tower Gas Station

It was in operation as a gas station until 1984, but changed brand from Signal Gas to Hellman's Golden Eagle Gas Station in 1954 and, in turn, became a Chevron station in 1965.

Starting pistol

When electronic timing is used, a sensor is often affixed to the gun, which sends an electronic signal to the timing system upon firing.

Suture and Other Songs

Suture and Other Songs is a compilation CD of the Suture LP and Signal 7" by the band Four Hundred Years.

Sydney Observatory

In 1848, a new signal station was built by the Colonial Architect, Mortimer Lewis, on top of the fort wall on Windmill Hill.

Tennis Channel

On September 4, 2011 during the US Open, the Tennis Channel pulled its signal from Verizon FiOS, Cablevision, Suddenlink Communications, Mediacom, WOW!, Knology and GCI after the providers declined to accept a new agreement that the Tennis Channel made with the National Cable Television Cooperative of which they are members.

Too many men

The only well-documented case where a team had its entire score annulled this way occurred in an Under 19 game between Richmond and Carlton in August 1971, and resulted from a mistaken signal by a trainer whereby a substitute entered the game before the player he was to replace had left.

Tryptophan operon leader

The terminator structure is recognised as a termination signal for RNA polymerase and the operon is not transcribed.

W47DL-D

The signal can be seen throughout the city of Detroit, its suburbs and the nearby Windsor area.

WDAY-TV

It must conform its signal to protect CBC Television's Winnipeg station, CBWT, which took to the air on channel 6 a year after WDAY-TV signed on.

WFGA

Although its city of license is in Ohio, WFGA now primarily concentrates on serving the Auburn and Garrett area in northeastern Indiana, where its signal is much stronger than in Fort Wayne.

WGGN-TV

WGGN-TV shut down its analog signal, over UHF channel 52, on June 12, 2009, the official date in which full-power television stations in the United States transitioned from analog to digital broadcasts under federal mandate.

WGLI

Primarily serving the reservation and Keweenaw Peninsula at 100,000 watts, WGLI's signal can also be picked up across Lake Superior in Cook County, Minnesota and Thunder Bay, Ontario.

William R. Blair

In 1917, the Army established the Signal Corps Radio Laboratories at Camp Vail, in eastern New Jersey.

WLAX

Licensed to Chippewa Falls, this outlet broadcasts a high definition digital signal on UHF channel 49 (or virtual channel 48.1 via PSIP) from a transmitter southeast of Colfax, and north of WIS 29, along the Dunn and Chippewa County line.

WMFD-TV

WMFD-TV shut down its analog signal, over UHF channel 68, on June 16, 2008, eight months before the official date in which full-power television stations in the United States transitioned from analog to digital broadcasts under federal mandate (February 17, 2009, before the transition date was moved to June 12); the early conversion was done as part of final upgrades to its digital transmitter facilities.

WQAD-DT3

Over-the-air, the station airs a standard definition digital signal on UHF channel 38.3 (or virtual channel 8.3 via PSIP) from a transmitter in Orion, a village of Western Township, Illinois.

Wrawby Junction

All signal boxes were built about 1916 when the section of route between Wrawby and Brocklesby was quadrupled to cope with the growing amount of freight traffic heading for the docks at Immingham and Grimsby.

WROO

Despite only having 700 watts ERP, the station's antenna height equates it to a class A FM; however, the signal only provides grade B coverage to portions of the Spartanburg County part of the market.

WSUN-TV

In hopes of getting a better signal, WSUN-TV tried to swap frequencies with Tampa Bay's new educational television station, WEDU, in the late 1950s.

X-linked lymphoproliferative disease

At this position, there is a deletion in the SH2D1A gene, which codes for an SH2 domain on a signal transducing protein called SLAM-associated protein (SAP).


see also